77390649

素因数分解:

$3^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1553}}^1$

素因数の和:1686

約数の個数: 36

約数和(自身を含む): 131272596

約数和(自身を除く): 53881947

約数列:

[1, 3, 7, 9, 21, 49, 63, 113, 147, 339, 441, 791, 1017, 1553, 2373, 4659, 5537, 7119, 10871, 13977, 16611, 32613, 49833, 76097, 97839, 175489, 228291, 526467, 684873, 1228423, 1579401, 3685269, 8598961, 11055807, 25796883, 77390649]

約数ペア:

[(1, 77390649), (3, 25796883), (7, 11055807), (9, 8598961), (21, 3685269), (49, 1579401), (63, 1228423), (113, 684873), (147, 526467), (339, 228291), (441, 175489), (791, 97839), (1017, 76097), (1553, 49833), (2373, 32613), (4659, 16611), (5537, 13977), (7119, 10871)]